Cita APA (7a ed.)
Roddy, D., & Coolen, J. (1995). Electronic communications (4th ed.). Pearson Education.
Cita Chicago Style (17a ed.)
Roddy, Dennis, y John Coolen. Electronic Communications. 4th ed. Delhi: Pearson Education, 1995.
Cita MLA (9a ed.)
Roddy, Dennis, y John Coolen. Electronic Communications. 4th ed. Pearson Education, 1995.
Precaución: Estas citas no son 100% exactas.